public JT808ResultDto <bool> Send(string terminalPhoneNo, byte[] data)
{
JT808ResultDto <bool> resultDto = new JT808ResultDto <bool>();
try
{
var session = jT808SessionManager.GetSession(terminalPhoneNo);
if (session != null)
{
session.Channel.WriteAndFlushAsync(jT808DatagramPacket.Create(data, session.Sender));
resultDto.Code = JT808ResultCode.Ok;
resultDto.Data = true;
}
else
{
resultDto.Code = JT808ResultCode.Ok;
resultDto.Data = false;
resultDto.Message = "offline";
}
}
catch (Exception ex)
{
resultDto.Data = false;
resultDto.Code = JT808ResultCode.Error;
resultDto.Message = Newtonsoft.Json.JsonConvert.SerializeObject(ex);
}
return(resultDto);
}
protected override void ChannelRead0(IChannelHandlerContext ctx, JT808UdpPackage msg)
{
try
{
jT808SourcePackageDispatcher.SendAsync(msg.Buffer);
jT808UplinkPacket.ProcessorAsync(msg.Buffer, JT808TransportProtocolType.udp);
//解析到头部,然后根据具体的消息Id通过队列去进行消费
//要是一定要解析到数据体可以在JT808MsgIdHandlerBase类中根据具体的消息，
//解析具体的消息体，具体调用JT808Serializer.Deserialize<T>
JT808HeaderPackage jT808HeaderPackage = JT808Serializer.Deserialize <JT808HeaderPackage>(msg.Buffer);
jT808AtomicCounterService.MsgSuccessIncrement();
jT808TrafficService.ReceiveSize(msg.Buffer.Length);
jT808UdpSessionManager.TryAdd(ctx.Channel, msg.Sender, jT808HeaderPackage.Header.TerminalPhoneNo);
if (logger.IsEnabled(LogLevel.Trace))
{
logger.LogTrace("accept package success count<<<" + jT808AtomicCounterService.MsgSuccessCount.ToString());
logger.LogTrace("accept msg <<< " + ByteBufferUtil.HexDump(msg.Buffer));
}
if (handler.HandlerDict.TryGetValue(jT808HeaderPackage.Header.MsgId, out var handlerFunc))
{
IJT808Reply jT808Response = handlerFunc(new JT808Request(jT808HeaderPackage, msg.Buffer));
if (jT808Response != null)
{
var sendData = JT808Serializer.Serialize(jT808Response.Package, jT808Response.MinBufferSize);
ctx.WriteAndFlushAsync(jT808DatagramPacket.Create(sendData, msg.Sender));
}
}
else
{
//未知的消息类型已日志形式输出
if (unknownLogger.IsEnabled(LogLevel.Debug))
{
unknownLogger.LogDebug(ByteBufferUtil.HexDump(msg.Buffer));
}
}
}
catch (JT808.Protocol.Exceptions.JT808Exception ex)
{
jT808AtomicCounterService.MsgFailIncrement();
if (logger.IsEnabled(LogLevel.Error))
{
logger.LogError("accept package fail count<<<" + jT808AtomicCounterService.MsgFailCount.ToString());
logger.LogError(ex, "accept msg<<<" + ByteBufferUtil.HexDump(msg.Buffer));
}
}
catch (Exception ex)
{
jT808AtomicCounterService.MsgFailIncrement();
if (logger.IsEnabled(LogLevel.Error))
{
logger.LogError("accept package fail count<<<" + jT808AtomicCounterService.MsgFailCount.ToString());
logger.LogError(ex, "accept msg<<<" + ByteBufferUtil.HexDump(msg.Buffer));
}
}
}